Alert archive / Montana / Tornado Warnings in 2002
Tornado Warning 9, NWS Glasgow, MT
NWS Glasgow, MT issued this tornado warning at Aug 6, 2002, 8:03 PM MDT for Prairie County, Montana. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 6, 2002, 8:03 PM MDT (02:03 UTC)
- Expired
- Aug 6, 2002, 9:00 PM MDT
- In force
- 57 min
- Issued by
- NWS Glasgow, MT
- Area
- Counties, with a storm outline in the text
County Prairie County, MT
The nearest sounding before it
Glasgow Intl Airport, MT (KGGW), launched 00:00Z, 2.1 hours before the alert went out and 152 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2005 J/kg
- Mixed-layer CIN
- -88 J/kg
- Mixed-layer LCL
- 1499 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
228 WFUS55 KGGW 070203 TORGGW MTC079-070300- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE GLASGOW MT 801 PM MDT TUE AUG 6 2002 THE NATIONAL WEATHER SERVICE IN GLASGOW HAS ISSUED A * TORNADO WARNING FOR... WESTERN PRAIRIE COUNTY IN NORTHEAST MONTANA * UNTIL 900 PM MDT * AT 755 PM MDT...THE PUBLIC REPORTED A THUNDERSTORM PRODUCING A FUNNEL CLOUD 35 MILES NORTHWEST OF TERRY...MOVING NORTHEAST AT 20 MPH. * THE TORNADO PRODUCING STORM WILL REMAIN OVER... RURAL WESTERN PRAIRIE COUNTY THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 4690 10609 4678 10541 4717 10534 4707 10607 .END 77
The office that day
Everything else NWS Glasgow, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 6:44 PM MDT | Tornado Warning | GGW | Petroleum, Phillips | 61 min |
| Aug 6, 8:09 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 66 min |
| Aug 6, 8:38 PM MDT | Tornado Warning | GGW | McCone | 67 min |
| Aug 6, 9:46 PM MDT | Severe Thunderstorm Warning | GGW | McCone, Richland, Roosevelt | 59 min |
| Aug 6, 10:00 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 60 min |
| Aug 6, 10:04 PM MDT | Severe Thunderstorm Warning | GGW | McCone, Richland, Roosevelt | 41 min |
| Aug 6, 10:38 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 67 min |
| Aug 6, 11:44 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 61 min |
| Aug 6, 11:51 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 54 min |
| Aug 6, 11:54 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 66 min |
| Aug 7, 12:49 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Aug 7, 12:53 AM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone | 67 min |
| Aug 7, 1:42 AM MDT | Flash Flood Warning | GGW | Phillips | 6 hr |
| Aug 7, 1:55 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 50 min |
| Aug 7, 2:21 AM MDT | Flash Flood Warning | GGW | Roosevelt | 6 hr |
| Aug 7, 2:47 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 58 min |
| Aug 7, 3:17 AM MDT | Severe Thunderstorm Warning | GGW | Daniels, Sheridan | 58 min |
Nearby
Tornado Warnings in Montana, 2002Every tornado warning in 2002Tornadoes in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.